What is the cheapest airline that flies from Adelaide to Ko Samui?

Bangkok Airways and Singapore Airlines are the most popular carriers operating from Adelaide to Ko Samui

When did momondo last update prices for flights from Adelaide Airport to Ko Samui Airport?

Prices for flights from Adelaide Airport to Ko Samui Airport are refreshed on a daily basis.

How many operators does momondo search for flights from Adelaide Airport to Ko Samui Airport?

There is 1 operator available for flights from Adelaide Airport to Ko Samui Airport as of August 2025.

How old do you have to be to fly from Adelaide Airport to Ko Samui Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ko Samui Airport.

What documentation or ID do you need to fly to Ko Samui Airport?

The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$496 Cheap Flights from Adelaide to Ko Samui (ADL-USM) in 2025

1 adult

Save money when you book flights with momondo

Big names, great deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customise your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Adelaide to Ko Samui (ADL-USM)

Round-trip

One-way

Cheap return flights

07:15 - 07:50ADL-USM

28h 05m2 stops

08:45 - 07:25USM-ADL

19h 10m2 stops

$1,203

Find Deal

Wed, 8 Oct - Wed, 15 Oct

08:05 - 08:00ADL-USM

27h 25m2 stops

08:55 - 07:25USM-ADL

19h 00m2 stops

$1,253

Find Deal

Thu, 4 Dec - Sun, 14 Dec

14:45 - 07:50ADL-USM

19h 35m2 stops

08:45 - 10:35USM-ADL

23h 20m2 stops

$1,254

Find Deal

Thu, 11 Sep - Mon, 15 Sep

06:25 - 07:50ADL-USM

28h 55m2 stops

08:45 - 07:25USM-ADL

19h 10m2 stops

$1,263

Find Deal

Wed, 8 Oct - Wed, 15 Oct

18:35 - 07:50ADL-USM

40h 45m3 stops

08:45 - 07:25USM-ADL

19h 10m2 stops

$1,270

Find Deal

Wed, 8 Oct - Wed, 15 Oct

07:15 - 11:10ADL-USM

31h 25m2 stops

08:45 - 10:35USM-ADL

22h 20m3 stops

$1,305

Find Deal

Wed, 8 Oct - Wed, 15 Oct

18:35 - 07:50ADL-USM

40h 45m3 stops

08:45 - 20:40USM-ADL

32h 25m3 stops

$1,307

Find Deal

Wed, 8 Oct - Wed, 15 Oct

18:35 - 16:45ADL-USM

24h 40m3 stops

08:45 - 10:35USM-ADL

23h 20m2 stops

$1,333

Find Deal

Thu, 11 Sep - Mon, 15 Sep

17:35 - 07:50ADL-USM

16h 45m1 stop

19:25 - 07:25USM-ADL

9h 30m1 stop

$1,698Singapore Airlines

Find Deal

Thu, 11 Sep - Mon, 15 Sep

10:10 - 07:50ADL-USM

25h 10m1 stop

12:05 - 08:25USM-ADL

16h 50m1 stop

$2,020Singapore Airlines

Find Deal

Wed, 8 Oct - Wed, 15 Oct

Singapore Airlines flights from Adelaide to Ko Samui

Our best Singapore Airlines deals on Adelaide to Ko Samui flight tickets

Singapore Airlines

11 Sept

ADL17:35Adelaide

16h 45m

1 stop

USM07:50Ko Samui

15 Sept

USM19:25Ko Samui

9h 30m

1 stop

ADL07:25Adelaide

$1,698

Find similar

Singapore Airlines

8 Oct

ADL10:10Adelaide

25h 10m

1 stop

USM07:50Ko Samui

15 Oct

USM12:05Ko Samui

16h 50m

1 stop

ADL08:25Adelaide

$2,020

Find similar

Singapore Airlines

8 Oct

ADL10:10Adelaide

10h 05m

1 stop

USM16:45Ko Samui

15 Oct

USM17:40Ko Samui

11h 15m

1 stop

ADL08:25Adelaide

$2,023

Find similar

Fly from

Fly to

Route

Depart

Return

Price

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Wed 8/10

07:15-07:50

2 stops28h 05m

Ko Samui

Wed 15/10

08:45-07:25

2 stops19h 10m

$1,203

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 4/12

08:05-08:00

2 stops27h 25m

Ko Samui

Sun 14/12

08:55-07:25

2 stops19h 00m

$1,253

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 11/9

14:45-07:50

2 stops19h 35m

Ko Samui

Mon 15/9

08:45-10:35

2 stops23h 20m

$1,254

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Wed 8/10

06:25-07:50

2 stops28h 55m

Ko Samui

Wed 15/10

08:45-07:25

2 stops19h 10m

$1,263

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Wed 8/10

18:35-07:50

3 stops40h 45m

Ko Samui

Wed 15/10

08:45-07:25

2 stops19h 10m

$1,270

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Wed 8/10

07:15-11:10

2 stops31h 25m

Ko Samui

Wed 15/10

08:45-10:35

3 stops22h 20m

$1,305

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Wed 8/10

18:35-07:50

3 stops40h 45m

Ko Samui

Wed 15/10

08:45-20:40

3 stops32h 25m

$1,307

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 11/9

18:35-16:45

3 stops24h 40m

Ko Samui

Mon 15/9

08:45-10:35

2 stops23h 20m

$1,333

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Thu 11/9

17:35-07:50

1 stop16h 45m

Ko Samui

Mon 15/9

19:25-07:25

1 stop9h 30m

$1,698

AdelaideKo Samui

ADL - USM

ADLUSM

Adelaide

Wed 8/10

10:10-07:50

1 stop25h 10m

Ko Samui

Wed 15/10

12:05-08:25

1 stop16h 50m

$2,020

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 resultsSorted by cheapest first

How to get the cheapest flight ticket from Adelaide to Ko Samui

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

What is the cheapest month to fly to Ko Samui?

The month of March is, on average, the cheapest month to fly to Ko Samui from Adelaide, with most prices found around $1,219. If you aren’t able to travel during the month of March, then book flights to Ko Samui from Adelaide during May instead. Flights to Ko Samui in May, while not as cheap as those in March, still average around $1,233.

What is the cheapest day to depart on your flight to Ko Samui?

According to our data, Monday is the cheapest day to fly to Ko Samui from Adelaide. The lowest ticket price found for a Monday departure recently was $1,321. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Adelaide to Ko Samui for around $1,695.

What is the cheapest time of day to depart on your flight to Ko Samui?

Our data shows that the cheapest Adelaide to Ko Samui flights are usually those with departure times in the afternoon. Our users have found flights to Ko Samui in the afternoon for as low as $1,297. Flights in the morning are often more expensive, with an average ticket price of $1,485.

When to book flights from Adelaide to Ko Samui

Are you open to changing your travel dates? Check out the ideal times to fly from Adelaide to Ko Samui according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Adelaide to Ko Samui (ADL to USM) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Adelaide to Ko Samui

Direct flights	None

There are no direct flights from Adelaide to Ko Samui. There are no popular flight routes from Adelaide to Ko Samui.

Search flight deals

How far is Adelaide to Ko Samui by plane?
There are 6386.5 km between Adelaide and Ko Samui. A reasonable flight in good conditions will take 10h 00m.
When did momondo last update prices for flights from Adelaide Airport to Ko Samui Airport?
Prices for flights from Adelaide Airport to Ko Samui Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Adelaide Airport to Ko Samui Airport?
There is 1 operator available for flights from Adelaide Airport to Ko Samui Airport as of August 2025.
How old do you have to be to fly from Adelaide Airport to Ko Samui Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Adelaide Airport to Ko Samui Airport.
What documentation or ID do you need to fly to Ko Samui Airport?
The travel and health documents required for your trip to Ko Samui Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Ko Samui Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Adelaide to Ko Samui?
momondo data reveals that the most frequently booked airline on the route from Adelaide to Ko Samui is Singapore Airlines, representing 100% of all bookings.

Best airlines flying from Adelaide to Ko Samui

Compare and see reviews for airlines that fly from Adelaide to Ko Samui with momondo

Airline	Rating	Free cancellation	Price
Singapore Airlines	PriceFrom $1,082	Free cancellation	Rating 8.1 1,352 reviews		Search Singapore Airlines flights

Ko Pha Ngan

Ko Tao

Khanom

Why use momondo?

Why should I use momondo to find a flight deal from Adelaide to Ko Samui?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Ko Samui from Adelaide.

Can I find flights from Adelaide to Ko Samui with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Ko Samui from Adelaide with this policy.

How can momondo help me find flights from Adelaide to Ko Samui?

Once you have performed a search for Adelaide to Ko Samui flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Adelaide to Ko Samui right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Adelaide to Ko Samui flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.